4181229726 has 8 divisors (see below), whose sum is σ = 8362459464. Its totient is φ = 1393743240.

The previous prime is 4181229719. The next prime is 4181229727. The reversal of 4181229726 is 6279221814.

It is a sphenic number, since it is the product of 3 distinct primes.

4181229726 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4181229727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348435805 + ... + 348435816.

It is an arithmetic number, because the mean of its divisors is an integer number (1045307433).

Almost surely, 2^4181229726 is an apocalyptic number.

4181229726 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4181229726 is a wasteful number, since it uses less digits than its factorization.

4181229726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696871626.

The product of its digits is 96768, while the sum is 42.

The square root of 4181229726 is about 64662.4290140728. The cubic root of 4181229726 is about 1611.0215249881.

The spelling of 4181229726 in words is "four billion, one hundred eighty-one million, two hundred twenty-nine thousand, seven hundred twenty-six".